The 3.0CSL was M's first project, and they tinkered the race cars into absolute dominance. No mean feat for relative newbies. It was the most successful touring car of its era, winning the European Championship six times between 1973 and 1979, and sat astride the international touring car scene for almost a decade. Which made Jochen Neerpasch's splinter cell of speed a new force to be reckoned with...